CN111251464B - Building cement mixing arrangement based on gravity changes accuse water and automatic stirring - Google Patents

Building cement mixing arrangement based on gravity changes accuse water and automatic stirring Download PDF

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Publication number
CN111251464B
CN111251464B CN202010153246.8A CN202010153246A CN111251464B CN 111251464 B CN111251464 B CN 111251464B CN 202010153246 A CN202010153246 A CN 202010153246A CN 111251464 B CN111251464 B CN 111251464B
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CN
China
Prior art keywords
gear
stirring
casing
rack
cement mixing
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Active
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CN202010153246.8A
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Chinese (zh)
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CN111251464A (en
Inventor
伍羊
张满
王楠
颜金花
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CHINA NUCLEAR INDUSTRY ZHONGYUAN CONSTRUCTION Co.,Ltd.
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China Nuclear Industry Zhongyuan Construction Co ltd
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Priority to CN202010153246.8A priority Critical patent/CN111251464B/en
Publication of CN111251464A publication Critical patent/CN111251464A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/10Mixing in containers not actuated to effect the mixing
    • B28C5/12Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
    • B28C5/16Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/0806Details; Accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/0806Details; Accessories
    • B28C5/0831Drives or drive systems, e.g. toothed racks, winches
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/0806Details; Accessories
    • B28C5/0856Supporting frames or structures, e.g. supporting wheels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/02Controlling the operation of the mixing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04Supplying or proportioning the ingredients
    • B28C7/12Supplying or proportioning liquid ingredients
    • B28C7/126Supply means, e.g. nozzles

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)

Abstract

The invention relates to the technical field of buildings and discloses a building cement mixing device capable of controlling water and automatically stirring based on gravity change. This building cement mixing arrangement based on gravity changes accuse water and automatic stirring, thereby drive the clockwise rotation of valving, thereby drive the clockwise rotation of third gear, bring for the power that the connecting rod is right, it is rotatory to drive the clockwise direction of closed leaf through the connecting rod, five groups close the leaf and laminate each other, and form when closing and seal circular structure, thereby close the water inlet, through the closure of gravity control water inlet, the manpower has been saved, avoided artifical measuring to lead to adding water too much or too little phenomenon.

Description

Building cement mixing arrangement based on gravity changes accuse water and automatic stirring
Technical Field
The invention relates to the technical field of buildings, in particular to a building cement mixing device capable of controlling water and automatically stirring based on gravity change.
Background
The general concrete refers to cement concrete obtained by mixing cement as a cementing material, sand and stone as aggregates and water according to a certain proportion and stirring, and is widely used in civil engineering.
The existing concrete mixing mainly depends on manual feeding, the dosage and proportion of cement and water mainly depend on visual inspection and estimation, and the judgment of novices can not be made accurately due to insufficient experience, the operation has larger uncertainty, if too much water is added in the stirring process, the concrete concentration after stirring is thinner, thereby causing that the cement can not be well adhered with the building in the construction process, when the added water is too little, the cement can be unevenly stirred, the quality of the concrete can be affected, for this, cement or water needs to be added again subsequently for proportioning and stirring again, the existing cement mixing device can not automatically adjust the weight of the added water in the stirring barrel, after the water is added, the stirring device cannot be automatically started, so that the working strength of constructors is further increased, and the working efficiency of the construction process is reduced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the building cement mixing device capable of controlling water and automatically stirring based on gravity change, which has the advantages of automatically controlling the water adding amount according to the gravity and automatically starting stirring according to the gravity, and solves the problem that the existing stirring device is inaccurate in manual detection and causes too much and too little water.
(II) technical scheme
In order to realize the purposes that the cement mixing device automatically controls the water adding amount according to the gravity and automatically starts stirring according to the gravity, the invention provides the following technical scheme: a building cement mixing device capable of controlling water based on gravity change and automatically stirring comprises a machine shell, wherein a limiting seat is fixedly arranged in the middle of the bottom end in the machine shell, the top of the limiting seat is connected with a rack in a sliding way, the left side wall of the rack is connected with a first gear in a meshing way, the front surface of the first gear is rotationally connected with a rotating shaft, the top end of the rack is fixedly connected with a connecting frame, a supporting plate is arranged at the middle position of the connecting frame, the top end of the connecting frame is fixedly connected with a stirring barrel, a stirring device is arranged in the charging bucket, a first spring is fixedly connected between the bottom of the charging bucket and the top of the supporting plate and positioned on the outer side wall of the connecting frame, the top end of the stirring barrel is fixedly connected with a feed opening, a valve device is arranged in the feed opening, a second gear is arranged above the valve device, and a belt is arranged between the second gear and the rotating shaft.
Preferably, the front of the rotating shaft is rotatably connected with the inner wall of the casing, the front of the second gear is rotatably connected with the inner wall of the casing, and the rotating shaft drives the second gear to rotate through a belt.
Preferably, the left and right sides wall of stirring bucket all is provided with the slider, the spout has been seted up to the relative slider position of inner wall in the casing, slides in the spout through the slider, improves the stability of agitator at the inside removal of casing.
Preferably, the valve device includes the third gear, the water inlet has been seted up to the intermediate position of third gear, and the upper surface of third gear rotates and is connected with the connecting rod, the one end rotation that the connecting rod is close to the water inlet is connected with the closed leaf, connecting rod and closed leaf all set up to five groups, five groups the closed leaf is laminated each other, and constitutes when closing and seals circular structure, thereby drives the clockwise rotation of closed leaf through third gear and brings the power of a rightwards for the connecting rod, and it is rotatory to drive closed leaf clockwise through the connecting rod, and five groups closed leaf laminate each other, and constitute when closing and seal circular structure to close the water inlet.
Preferably, spacing seat includes the casing, spacing hole has been seted up to the right side wall bottom of casing, the right side wall of casing is provided with the button relative spacing hole position, the rack extend to the casing inside and with shells inner wall sliding connection, fixedly connected with second spring between the bottom of rack and the inside lower lateral wall of casing, the bottom of the right side wall of rack is provided with the gag lever post, thereby moves down through the rack and drives gag lever post downstream, when removing to spacing hole position, the gag lever post inserts spacing hole because elastic action to stop movement is favorable to carrying on spacingly to mixing the storage bucket.
Preferably, a socket is arranged at the bottom end inside the shell, a contact head is arranged at the bottom end of the rack relative to the socket, and the rack moves downwards to transfer the contact head to be inserted into the socket, so that the stirring device in the stirring barrel is electrified to stir.
Preferably, be provided with the third spring on the gag lever post, the right-hand member of third spring is provided with the stopper, uses through the cooperation that sets up third spring and stopper, has improved spacing effect.
(III) advantageous effects
Compared with the prior art, the invention provides a building cement mixing device capable of controlling water and automatically stirring based on gravity change, which has the following beneficial effects:
1. the building cement mixing device capable of controlling water and automatically stirring based on gravity change is characterized in that cement is put into the mixing barrel from a feed inlet and then added with water from a water inlet, when the building cement mixing device is in an initial state, the elastic potential energy of a first spring is larger than the gravitational potential energy in the mixing barrel, the position of a connecting frame is kept unchanged, when the water amount in the mixing barrel is gradually increased, the gravitational potential energy is increased, so that a first spring is compressed, the connecting frame is driven to move downwards, a rack is driven to move downwards, a first gear is driven to rotate clockwise, a rotating shaft is driven to rotate clockwise, a second gear is driven to rotate clockwise through a belt, a valve device is driven to rotate clockwise, a third gear is driven to rotate clockwise, a rightward force is applied to a connecting rod, sealing blades are driven to rotate clockwise through the connecting rod, five groups of sealing blades are mutually attached, and a closed circular structure is formed when the building cement mixing device is closed, therefore, the water inlet is closed, the closing of the water inlet is controlled through gravity, the labor is saved, and the phenomenon that the manual detection causes too much or too little water is avoided.
2. Thereby move down through the rack and drive the gag lever post downstream, when removing to spacing hole position, the gag lever post inserts spacing hole because of elastic force, thereby stop moving, be favorable to carrying on spacingly to mixing the storage bucket, prevent to mix the storage bucket and take place to rock when the stirring, thereby move down through the rack and transfer the electric shock head and insert the socket, thereby stir stirring device circular telegram in mixing the storage bucket, use through the cooperation that sets up third spring and stopper, spacing effect has been improved, through the start-up of gravity control agitating unit, the manpower has been saved, guarantee to add and begin the stirring immediately after finishing, the efficiency of mixing the material has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the valve assembly of the present invention in an open configuration;
FIG. 3 is a schematic view of the valve assembly of the present invention in a closed configuration;
FIG. 4 is a schematic view of a structure of a retainer according to the present invention;
FIG. 5 is a schematic view of the compression structure of the retainer of the present invention;
FIG. 6 is a schematic view of a stop lever according to the present invention.
In the figure: 1. a housing; 2. a rack; 3. a rotating shaft; 4. a support plate; 5. a material mixing barrel; 6. a slider; 7. a belt; 8. a valve means; 9. a second gear; 10. a feeding port; 11. a first spring; 12. a connecting frame; 13. a first gear; 14. a limiting seat; 15. a connecting rod; 16. closing the leaves; 17. a third gear; 18. a water inlet; 19. a button; 20. a limiting hole; 21. a limiting rod; 22. a housing; 23. a contact tip; 24. a second spring; 25. a socket; 26. a third spring; 27. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a building cement mixing device for controlling water and automatically stirring based on gravity change comprises a machine shell 1, a limiting seat 14 is fixedly installed at the middle position of the bottom end inside the machine shell 1, a rack 2 is slidably connected to the top of the limiting seat 14, a first gear 13 is engaged and connected to the left side wall of the rack 2, a rotating shaft 3 is rotatably connected to the front of the first gear 13, the front of the rotating shaft 3 is rotatably connected to the inner wall of the machine shell 1, the rotating shaft 3 drives a second gear 9 to rotate through a belt 7, a connecting frame 12 is fixedly connected to the top end of the rack 2, a supporting plate 4 is arranged at the middle position of the connecting frame 12, a stirring barrel 5 is fixedly connected to the top end of the connecting frame 12, a stirring device is arranged inside the stirring barrel 5, a first spring 11 is fixedly connected to the outer side wall of the connecting frame 12 between the bottom of the stirring barrel 5 and the top of the supporting plate 4, sliders 6 are arranged on the left side wall and the right side wall of the stirring barrel 5, the inner wall of the machine shell 1 is provided with a sliding groove relative to the sliding block 6, the sliding groove is used for sliding through the sliding block 6, the stability of the stirring barrel 5 moving in the machine shell 1 is improved, the top end of the stirring barrel 5 is fixedly connected with a feed port 10, a valve device 8 is arranged in the feed port 10, the valve device 8 comprises a third gear 17, a water inlet 18 is arranged in the middle position of the third gear 17, the upper surface of the third gear 17 is rotatably connected with a connecting rod 15, one end of the connecting rod 15 close to the water inlet 18 is rotatably connected with a closed leaf 16, the connecting rod 15 and the closed leaf 16 are respectively arranged into five groups, the five groups of closed leaves 16 are mutually attached and form a closed circular structure when being closed, the third gear 17 rotates clockwise to bring a rightward force to the connecting rod 15, the connecting rod 15 drives the closed leaves 16 to rotate clockwise, the five groups of closed leaves 16 are mutually attached and form a closed circular structure when being closed, thereby closing the water inlet 18, a second gear 9 is arranged above the valve device 8, the front surface of the second gear 9 is rotatably connected with the inner wall of the casing 1, a belt 7 is arranged between the second gear 9 and the rotating shaft 3, the limiting seat 14 comprises a casing 22, a socket 25 is arranged at the bottom end inside the casing 22, a limiting hole 20 is arranged at the bottom of the right side wall of the casing 22, a button 19 is arranged at the position of the right side wall of the casing 22 opposite to the limiting hole 20, the rack 2 extends into the casing 22 and is slidably connected with the inner wall of the casing 22, a contact head 23 is arranged at the bottom of the rack 2 opposite to the socket 25, a second spring 24 is fixedly connected between the bottom of the rack 2 and the lower side wall inside the casing 22, a limiting rod 21 is arranged at the bottom of the right side wall of the rack 2, a third spring 26 is arranged on the limiting rod 21, a limiting block 27 is arranged at the right end of the third spring 26, and the limiting rod 21 is driven to move downwards by the downward movement of the rack 2, when moving to spacing hole 20 position, gag lever post 21 inserts spacing hole 20 because of the spring action to stop moving is favorable to mixing storage bucket 5 to carry on spacingly, thereby moves down through rack 2 and transfer contact 23 and insert socket 25, thereby stirs mixing arrangement circular telegram in the storage bucket 5 of mixing, uses through the cooperation that sets up third spring 26 and stopper 27, has improved spacing effect.
The working principle is as follows:
when the cement mixer is used, cement is put into the mixer from the feeding port 10 and then the mixer 5 is added with water from the water inlet 18, the elastic potential energy of the first spring 11 is greater than the gravitational potential energy in the mixer 5 in the initial state, the position of the connecting frame 12 is kept unchanged, when the water amount in the mixer 5 is gradually increased, the gravitational potential energy is increased, so that the first spring 11 is compressed, the connecting frame 12 is driven to move downwards, the rack 2 is driven to move downwards, the first gear 13 is driven to rotate clockwise, the rotating shaft 3 is driven to rotate clockwise, the belt 7 drives the second gear 9 to rotate clockwise, and the valve device 8 is driven to rotate clockwise, thereby drive third gear 17 clockwise rotation, bring the power of giving connecting rod 15 rightwards, drive through connecting rod 15 and seal 16 clockwise rotations of leaf, five groups seal 16 mutual laminatings of leaf, and constitute when closing and seal circular structure to close water inlet 18, through the closure of gravity control water inlet, saved the manpower, avoided artifical the detection to lead to adding water too much or too little phenomenon.
Thereby move down through rack 2 and drive gag lever post 21 downstream, when removing to spacing hole 20 position, gag lever post 21 inserts spacing hole 20 because of elastic force, thereby stop moving, be favorable to carrying on spacingly to mixing storage bucket 5, prevent to mix storage bucket 5 and take place to rock when the stirring, thereby transfer contact 23 through rack 2 downstream and insert socket 25, thereby stir the circular telegram of agitating unit circular telegram in mixing storage bucket 5, use through the cooperation that sets up third spring 26 and stopper 27, spacing effect has been improved, start through gravity control agitating unit, the manpower has been saved, guarantee to add and begin the stirring immediately after finishing, the efficiency of mixing is improved.
To sum up, the building cement mixing device capable of controlling water based on gravity change and automatically stirring is characterized in that cement is put into the mixing barrel 5 from the feeding port 10 and then added with water from the water inlet 18, in an initial state, the elastic potential energy of the first spring 11 is greater than the gravity potential energy in the mixing barrel 5, at the moment, the position of the connecting frame 12 is kept unchanged, when the water amount in the mixing barrel 5 is gradually increased, the first spring 11 is compressed due to the increase of the gravity potential energy, the connecting frame 12 is driven to move downwards, the rack 2 is driven to move downwards, the first gear 13 is driven to rotate clockwise, the rotating shaft 3 is driven to rotate clockwise, the second gear 9 is driven to rotate clockwise through the belt 7, the valve device 8 is driven to rotate clockwise, the third gear 17 is driven to rotate clockwise, a rightward force is driven to the connecting rod 15, and the sealing blade 16 is driven to rotate clockwise through the connecting rod 15, the five groups of closed leaves 16 are mutually attached and form a closed circular structure when closed, so that the water inlet 18 is closed, the closing of the water inlet is controlled by gravity, the labor is saved, and the phenomenon that the manual detection causes too much or too little water is avoided.
Thereby move down through rack 2 and drive gag lever post 21 downstream, when removing to spacing hole 20 position, gag lever post 21 inserts spacing hole 20 because of elastic force, thereby stop moving, be favorable to carrying on spacingly to mixing storage bucket 5, prevent to mix storage bucket 5 and take place to rock when the stirring, thereby transfer contact 23 through rack 2 downstream and insert socket 25, thereby stir the circular telegram of agitating unit circular telegram in mixing storage bucket 5, use through the cooperation that sets up third spring 26 and stopper 27, spacing effect has been improved, start through gravity control agitating unit, the manpower has been saved, guarantee to add and begin the stirring immediately after finishing, the efficiency of mixing is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a building cement mixing arrangement based on gravity changes accuse water and automatic stirring, includes casing (1), its characterized in that: a limiting seat (14) is fixedly installed at the middle position of the bottom end inside the casing (1), a rack (2) is connected to the top of the limiting seat (14) in a sliding manner, a first gear (13) is connected to the left side wall of the rack (2) in a meshing manner, a rotating shaft (3) is connected to the front side of the first gear (13) in a rotating manner, a connecting frame (12) is fixedly connected to the top end of the rack (2), a supporting plate (4) is arranged at the middle position of the connecting frame (12), a stirring barrel (5) is fixedly connected to the top end of the connecting frame (12), a stirring device is arranged inside the stirring barrel (5), a first spring (11) is fixedly connected between the bottom of the stirring barrel (5) and the top of the supporting plate (4) and positioned on the outer side wall of the connecting frame (12), a feeding port (10) is fixedly connected to the top end of the stirring barrel (5), and a valve device (8) is arranged inside the feeding port (10), a second gear (9) is arranged above the valve device (8), and a belt (7) is arranged between the second gear (9) and the rotating shaft (3).
2. The building cement mixing device capable of controlling water and automatically stirring based on gravity change as claimed in claim 1, wherein: the front face of the rotating shaft (3) is rotationally connected with the inner wall of the machine shell (1), and the front face of the second gear (9) is rotationally connected with the inner wall of the machine shell (1).
3. The building cement mixing device capable of controlling water and automatically stirring based on gravity change as claimed in claim 1, wherein: the left side wall and the right side wall of the mixing barrel (5) are provided with sliding blocks (6), and sliding grooves are formed in the inner wall of the machine shell (1) relative to the sliding blocks (6).
4. The building cement mixing device capable of controlling water and automatically stirring based on gravity change as claimed in claim 1, wherein: valve means (8) include third gear (17), water inlet (18) have been seted up to the intermediate position of third gear (17), and the upper surface of third gear (17) rotates and is connected with connecting rod (15), the one end rotation that connecting rod (15) are close to water inlet (18) is connected with closed leaf (16), closed leaf (16) laminate each other, and constitute when closing and seal circular structure.
5. The building cement mixing device capable of controlling water and automatically stirring based on gravity change as claimed in claim 1, wherein: spacing seat (14) include casing (22), spacing hole (20) have been seted up to the right side wall bottom of casing (22), the right side wall of casing (22) is provided with button (19) relative spacing hole (20) position, rack (2) extend to casing (22) inside and with casing (22) inner wall sliding connection, fixedly connected with second spring (24) between the bottom of rack (2) and the inside lower lateral wall of casing (22), the bottom of the right lateral wall of rack (2) is provided with gag lever post (21).
6. The building cement mixing device capable of controlling water and automatically stirring based on gravity change as claimed in claim 5, wherein: the bottom of casing (22) inside is provided with socket (25), the relative socket (25) position in bottom of rack (2) is provided with electric contact head (23).
7. The building cement mixing device capable of controlling water and automatically stirring based on gravity change as claimed in claim 5, wherein: and a third spring (26) is arranged on the limiting rod (21), and a limiting block (27) is arranged at the right end of the third spring (26).
CN202010153246.8A 2020-03-06 2020-03-06 Building cement mixing arrangement based on gravity changes accuse water and automatic stirring Active CN111251464B (en)

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CN112140338A (en) * 2020-09-27 2020-12-29 包金凤 Building lime agitating unit based on centrifugal force control adds water yield
CN112622029A (en) * 2020-12-15 2021-04-09 杨秀海 Cement mixing device utilizing volume and mass ratio to adjust proportion
CN112720810A (en) * 2020-12-28 2021-04-30 南京珊秀科技有限公司 Pouring forming system for manufacturing prestressed concrete pipe pile
CN112878452A (en) * 2021-01-19 2021-06-01 杜文举 Automatic cleaning closestool suitable for different crowds
CN114393699B (en) * 2021-12-18 2023-08-18 榆林市轩艺古建筑工程有限公司 Green tile brick stirring synthesizer for building engineering
CN116135802B (en) * 2023-04-19 2023-07-18 公和设计集团有限公司 A prosthetic devices for water conservancy river course ecological environment
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CN2030538U (en) * 1987-12-21 1989-01-11 中国人民解放军59193部队 Automatic water-controlling device for concrete mixer
CN203592576U (en) * 2013-12-09 2014-05-14 浙江中技桩业有限公司 Concrete automatic stirring device
CN209270572U (en) * 2018-05-21 2019-08-20 李然 A kind of ventilator valve
CN110202666B (en) * 2019-06-24 2020-12-01 福州市长乐区古槐星际商务咨询服务部 Injection device for green concrete sintered brick production pouring and use method thereof
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